utils/rebind

   1 #!/usr/bin/env bash
   2
   3 usage() {
   4     echo "Usage: $(basename $0) OLD_PORT NEW_PORT COMMAND_LINE"
   5     echo
   6     echo "Launch COMMAND_LINE, but intercept system calls to bind"
   7     echo "to OLD_PORT and instead bind them to localhost:NEW_PORT"
   8     exit 2
   9 }
  10
  11 # Parameter defaults
  12 mydir=$(readlink -f $(dirname ${0}))
  13
  14 export REBIND_PORT_OLD="${1}"; shift
  15 export REBIND_PORT_NEW="${1}"; shift
  16
  17 LD_PRELOAD=${mydir}/rebind.so "${@}"
  18